1 files changed, 4 insertions, 0 deletions
diff --git a/app/assets/javascripts/diffs/components/diff_gutter_avatars.vue b/app/assets/javascripts/diffs/components/diff_gutter_avatars.vue
index 1b59777f901..254bc235691 100644
--- a/app/assets/javascripts/diffs/components/diff_gutter_avatars.vue
+++ b/app/assets/javascripts/diffs/components/diff_gutter_avatars.vue
@@ -3,6 +3,7 @@ import { mapActions } from 'vuex';
 import Icon from '~/vue_shared/components/icon.vue';
 import { pluralize, truncate } from '~/lib/utils/text_utility';
 import UserAvatarImage from '~/vue_shared/components/user_avatar/user_avatar_image.vue';
+import { GlTooltipDirective } from '@gitlab-org/gitlab-ui';
 import { COUNT_OF_AVATARS_IN_GUTTER, LENGTH_OF_AVATAR_TOOLTIP } from '../constants';
 
 export default {
@@ -10,6 +11,9 @@ export default {
     Icon,
     UserAvatarImage,
   },
+  directives: {
+    GlTooltip: GlTooltipDirective,
+  },
   props: {
     discussions: {
       type: Array,